How to import jasmine test functions in Angular2 rc5

I am working on a new project and just upgraded from rc4 to rc5 of Angular 2. Upon upgrading it appears that functions like it, expect, describe, etc are no longer being exported from '@angular/core/testing'. I have searched every resource I can think of and I see unit tests written online that claim to be using rc5 that still have these Jasmine test functions. Where do you import these from using rc5? Is there a new dependency library that I'm missing?